If you have used standard diamonds or carbide burs to cut through a crown with a zirconia substructure or to gain endodontic access, you already know the time-consuming frustration of this task. You can ease the frustration of cutting through these hardest of dental materials with Great White Z diamonds to save time and efficiently cut through zirconia and PFM crowns. Use of Great White Z has been shown to reduce vibration and risk of micro-fractures, adding to a better patient experience.